Vehicle Recall Archive for 1985 MACK

Record ID	30167
Campaign Number	85V159000
Make of Vehicle	MACK
Model of Vehicle	MS250P
Year	1985
Make Campaign Number
Component Description	PARKING BRAKE:DRIVELINE:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS
Defect Description	THE QUICK RELEASE VALVE SUPPORT BRACKET MOUNTED ON THE AXLE MAY CRACK. THIS CAUSES FATIGUE FAILURE OF THE STEEL AIR LINES LEADING TO THE REAR PARKING BRAKES AND CHASSIS SERVICE BRAKES RESULTING IN SUDDEN LOSS OF AIR PRESSURE. CONSEQUENCE OF DEFECT: THIS SUDDEN LOSS OF AIR TO THE BRAKE CHAMBERS WILL RESULT IN AUTOMATIC ACTUATION OF REAR PARKING BRAKE CAUSING SUDDEN REAR WHEEL LOCKUP WHICH MAY CONTRIBUTE TO AN ACCIDENT.
Effect of Defect
Fix Defect	INSTALL A REDESIGNED VALVE SUPPORT BRACKET.
Manufacturers	MACK TRUCKS, INCORPORATED
Start of Manufacture	19840701
End of Manufacture	19851001
Type of Recall	VEHICLE
Number Affected	3308
Date Owners Notified	19861126
Initiated By	MFR
Responsible Maufacturer
Date Report Received	19851126
Part Number
Federal MV Safety Standard

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